Historydraft LogoHistorydraft Logo HistorydraftbetaHistorydraft Logo Historydraftbeta

  • Rostock, Germany
    Friday Sep 16, 1853

    Birth

    Rostock, Germany
    Friday Sep 16, 1853

    On 16 September 1853, Albrecht Kossel was born in Rostock, Germany as the son of the merchant and Prussian consul Albrecht Karl Ludwig Enoch Kossel and his wife Clara Jeppe Kossel.




  • Strasbourg, France
    1872

    Studying Medicine

    Strasbourg, France
    1872

    In 1872, Kossel attended the University of Strassburg to study medicine. He studied under Felix Hoppe-Seyler, who was head of the department of biochemistry, the only such institution in Germany at the time. He attended lectures by Anton de Bary, Waldeyer, August Kundt, and Baeyer.




  • Rostock, Germany
    1877

    Medical License

    Rostock, Germany
    1877

    In 1877, Kossel completed his studies at the University of Rostock and passed his German medical license exam.




  • Strasbourg, France
    1880s

    Research Assistant

    Strasbourg, France
    1880s

    After completing his university studies, Kossel returned to the University of Strassburg as a research assistant to Felix Hoppe-Seyler.




  • Berlin, Germany
    1883

    Director of the Chemistry Division

    Berlin, Germany
    1883

    In 1883, Kossel left Strassburg to become Director of the Chemistry Division of the Physiological Institute at the University of Berlin. In this post, he succeeded Eugen Baumann and worked under the supervision of Emil du Bois-Reymond.




  • Germany
    1890s

    Completing a Research

    Germany
    1890s

    Kossel continued his previous work on the nucleic acids. During the period 1885 to 1901, he was able to isolate and name its five constituent organic compounds: adenine, cytosine, guanine, thymine, and uracil, which are the molecular structure necessary in the formation of stable DNA and RNA molecules.




  • Germany
    1886

    Marriage

    Germany
    1886

    In 1886, Kossel married Luise Holtzman, daughter of Adolf Holtzmann. Holtzmann was Professor at the University of Heidelberg, lecturing in German literature as well as Sanskrit.


  • Germany
    1890s

    The Offspring

    Germany
    1890s

    had three children, two of whom survived to maturity: Walther, born in 1888, and daughter Gertrude, born in 1889.


  • Marburg, Germany
    1895

    New Investigation

    Marburg, Germany
    1895

    In 1895, Kossel was a professor of physiology as well as director of the Physiological Institute at the University of Marburg. Around this time, he began investigations into the chemical composition of proteins, the alterations in proteins during the transformation into peptone, the peptide components of cells, and other investigations.


  • Germany
    1896

    Histidine

    Germany
    1896

    In 1896, Kossel discovered histidine, then worked out the classical method for the quantitative separation of the "hexone bases" (the alpha-amino acids arginine, histidine, and lysine).


  • Heidelberg, Germany
    1910s

    Heidelberg University

    Heidelberg, Germany
    1910s

    Kossel was a 1901-1924 Professor of physiology as well as director of the Physiological Institute at Heidelberg University.


  • Stockholm, Sweden
    Sunday Dec 11, 1910

    The Nobel Prize

    Stockholm, Sweden
    Sunday Dec 11, 1910

    Kossel was awarded the Nobel Prize in Physiology or Medicine in 1910 for his research in cell biology, the chemical composition of the cell nucleus, and for his work in isolating and describing nucleic acids. The award was presented on 10 December 1910.


  • U.S.
    1911

    To The U.S.

    U.S.
    1911

    In the autumn of 1911, Kossel was invited to the United States to deliver the Herter Lecture at Johns Hopkins. Traveling with his wife Luise and daughter Gertrude, he took the opportunity to travel and to visit acquaintances, one of which was Eugene W. Hilgard, professor emeritus of agricultural chemistry at the University of California at Berkeley, who was also his wife's cousin. He also visited and delivered lectures at several other universities, including the University of Chicago.


  • Germany
    1913

    Luise's Death

    Germany
    1913

    In 1913, Luise Kossel died of acute pancreatitis.


  • Germany
    1917

    Honesty

    Germany
    1917

    In 1917 Kossel was summoned by the government to pronounce that the allotted food provisions were sufficient. He refused this demand, would never declare untruths as truths.


  • Edinburgh, Scotland
    1923

    The Honorary Degree

    Edinburgh, Scotland
    1923

    In 1923, Kossel was honored by being named Germany's representative to the Eleventh Physiological Congress in Edinburgh, Scotland. When he appeared before the assembled scientists, they gave him an ovation that lasted several minutes. At the congress, he was conferred an honorary degree by the University of Edinburgh.


  • Heidelberg, Germany
    1924

    The Institute for Protein Research

    Heidelberg, Germany
    1924

    In 1924, Kossel became a director at the Institute for Protein Research at Heidelberg, which was part of the laboratory of the Medical Clinic. Kossel had helped to found it as the gift of a manufacturer. His research predicted the discovery of the polypeptide nature of the protein molecule.


  • Germany
    1924

    Professor Emeritus

    Germany
    1924

    In 1924, Kossel became professor emeritus but continued to lecture at Heidelberg University.


  • London, England, U.K.
    Apr, 1927

    The Celebration

    London, England, U.K.
    Apr, 1927

    In April 1927, he attended the Lister Centenary Celebration held in England.


  • Germany
    Tuesday Jul 05, 1927

    Kossel's Death

    Germany
    Tuesday Jul 05, 1927

    Kossel died quietly on 5 July 1927, after a recurring attack of angina pectoris. He is buried in Heidelberg, Germany.


<